ixgbevf_write_mbx_vf(9)

💌 ixgbevf_write_mbx_vf(9) — the Kernel API Manual era

okay so bestie, we're in the Linux kernel docs, manual page ixgbevf_write_mbx_vf(9), and this little icon is literally the way a VF drops a message into the mailbox. group chat, but make it driver code 💅

✨ NAME ✨

ixgbevf_write_mbx_vf — write a message to the mailbox 🎀

🌸 SYNOPSIS 🌸

s32 ixgbevf_write_mbx_vf (struct ixgbe_hw *hw , u32 *msg , u16 size );

🦋 ARGUMENTS 🦋

• hw — pointer to the HW structure 🫶 like, the hardware situation itself
• msg — the message buffer, aka the actual contents you're sending
• size — length of buffer, no cap, just tell it how big 📏

💖 DESCRIPTION 💖

so it returns 0 if it successfully copied the message into the buffer ✨ that's it, that's the whole vibe. copy success = 0. iconic.

🔥 SEE ALSO 🔥

• Kernel file ./drivers/net/ethernet/intel/ixgbevf/mbx.c — the source, go read it iykyk 👑
• ixgbevf_poll_for_msg(9)
• ixgbevf_poll_for_ack(9)
• ixgbevf_read_mailbox_vf(9)
• ixgbevf_clear_msg_vf(9)
• ixgbevf_clear_ack_vf(9)
• ixgbevf_clear_rst_vf(9)
• ixgbevf_check_for_bit_vf(9)
• ixgbevf_check_for_msg_vf(9)
• ixgbevf_check_for_ack_vf(9)
• ixgbevf_check_for_rst_vf(9)
• ixgbevf_obtain_mbx_lock_vf(9)
• ixgbevf_release_mbx_lock_vf(9)
• ixgbevf_release_mbx_lock_vf_legacy(9)
• ixgbevf_write_mbx_vf_legacy(9)
• ixgbevf_read_mbx_vf(9)
• ixgbevf_read_mbx_vf_legacy(9)
• ixgbevf_init_mbx_params_vf(9)
• ixgbevf_poll_mbx(9)
• ixgbevf_write_mbx(9)

bestie the whole mailbox friend group is listed above, don't leave them on read 🙈

and that's a wrap 💜 this page came from ./drivers/net/ethernet/intel/i... and it's dated October 2026, signed off as ixgbevf_write_mbx_vf(9) — slay, go copy some messages into that buffer ✨🎀